Runs on four (4) D alkaline batteries (not included). Average battery life is 100 soap refills or two years.
Water-resistant battery compartment and motor housing. Battery compartment has a 36" cord and mounts on wall under lavatory or countertop. (Note: Optional 6-volt AC adapter for Bobrick model B826 is available below. See Bobrick 826-20.)

Mounts through 1" diameter hole in lavatory or countertop. Maximum countertop mounting thickness is 2". Spacer for use with lavatory rim 0.75" or greater is included.

Red LED light blinks when soap refill is low. Yellow LED light blinks when battery life is low.